$ git clone -n https://src.fedoraproject.org/rpms/mysql8.4.git /var/lib/mock/f43-build-59038172-6570537/root/chroot_tmpdir/scmroot/mysql8.4
Cloning into '/var/lib/mock/f43-build-59038172-6570537/root/chroot_tmpdir/scmroot/mysql8.4'...
$ git fetch origin 7a410683128537d7c9092163874dd813b730db97:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mysql8.4
 * [new ref]         7a410683128537d7c9092163874dd813b730db97 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7a41068 [MTR] Enlarge the test case timeout value