$ git clone -n https://src.fedoraproject.org/rpms/apostrophe.git /var/lib/mock/f41-build-side-1-2810972-32924/root/chroot_tmpdir/scmroot/apostrophe
Cloning into '/var/lib/mock/f41-build-side-1-2810972-32924/root/chroot_tmpdir/scmroot/apostrophe'...
$ git fetch origin 4388062702836c82818741e55f7025e99e99953f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/apostrophe
 * [new ref]         4388062702836c82818741e55f7025e99e99953f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4388062 See rhbz#2291412 and rhbz#2290496