$ git clone -n https://src.fedoraproject.org/rpms/tmt.git /var/lib/mock/f41-build-1142092-21088/root/chroot_tmpdir/scmroot/tmt
Cloning into '/var/lib/mock/f41-build-1142092-21088/root/chroot_tmpdir/scmroot/tmt'...
$ git fetch origin 74a2ffd25ff0d9e2ea540e5c1e3329fb2c9cf7b3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tmt
 * [new ref]         74a2ffd25ff0d9e2ea540e5c1e3329fb2c9cf7b3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 74a2ffd Update the PR#2741 pint patch