$ git clone -n https://src.fedoraproject.org/rpms/python-recordclass.git /var/lib/mock/f40-build-761981-121814/root/chroot_tmpdir/scmroot/python-recordclass
Cloning into '/var/lib/mock/f40-build-761981-121814/root/chroot_tmpdir/scmroot/python-recordclass'...
$ git fetch origin 06aea701755ef996e031f2c082f0164baff7c847:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-recordclass
 * [new ref]         06aea701755ef996e031f2c082f0164baff7c847 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 06aea70 Update to 0.21.1; Fixes: RHBZ#2246287, RHBZ#2251801