$ git clone -n https://src.fedoraproject.org/rpms/python-git-revise.git /var/lib/mock/f45-build-30883-648/root/chroot_tmpdir/scmroot/python-git-revise
Cloning into '/var/lib/mock/f45-build-30883-648/root/chroot_tmpdir/scmroot/python-git-revise'...
$ git fetch origin fb219d9affde2c7c152cd9d193b3bc3f4b71f838:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-git-revise
 * [new ref]         fb219d9affde2c7c152cd9d193b3bc3f4b71f838 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fb219d9 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild