$ git clone -n https://src.fedoraproject.org/rpms/rust-lscolors0.15.git /var/lib/mock/f41-build-side-1-2759106-31587/root/chroot_tmpdir/scmroot/rust-lscolors0.15
Cloning into '/var/lib/mock/f41-build-side-1-2759106-31587/root/chroot_tmpdir/scmroot/rust-lscolors0.15'...
$ git fetch origin ce3d372a59573b493b16b78f9984df53027bc448:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-lscolors0.15
 * [new ref]         ce3d372a59573b493b16b78f9984df53027bc448 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ce3d372 compat package no longer needed