$ git clone -n https://src.fedoraproject.org/rpms/python-blivet.git /var/lib/mock/f41-build-side-1-2880459-34463/root/chroot_tmpdir/scmroot/python-blivet
Cloning into '/var/lib/mock/f41-build-side-1-2880459-34463/root/chroot_tmpdir/scmroot/python-blivet'...
$ git fetch origin 3bf40e5b6b85c1df52809c5cd94dfd941112a414:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-blivet
 * [new ref]         3bf40e5b6b85c1df52809c5cd94dfd941112a414 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3bf40e5 Do not raise libblockdev errors in FSMinSize tasks (#2314637)