$ git clone -n https://src.fedoraproject.org/rpms/lsnipes.git /var/lib/mock/f45-build-17519-501/root/chroot_tmpdir/scmroot/lsnipes
Cloning into '/var/lib/mock/f45-build-17519-501/root/chroot_tmpdir/scmroot/lsnipes'...
$ git fetch origin f1c63171fa3f3f727fc75e01b1a833a310b16186:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lsnipes
 * [new ref]         f1c63171fa3f3f727fc75e01b1a833a310b16186 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f1c6317 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild