$ git clone -n https://src.fedoraproject.org/rpms/epiphany.git /var/lib/mock/f38-build-side-42-init-devel-622822-26357/root/chroot_tmpdir/scmroot/epiphany
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-622822-26357/root/chroot_tmpdir/scmroot/epiphany'...
$ git fetch origin 3199460c7b2247fea2ab3eaa4f8a1ee9ac7fea17:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/epiphany
 * [new ref]         3199460c7b2247fea2ab3eaa4f8a1ee9ac7fea17 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3199460 Update to 44.1