$ git clone -n https://src.fedoraproject.org/rpms/rust-awc.git /var/lib/mock/f41-build-side-1-2803299-32817/root/chroot_tmpdir/scmroot/rust-awc
Cloning into '/var/lib/mock/f41-build-side-1-2803299-32817/root/chroot_tmpdir/scmroot/rust-awc'...
$ git fetch origin 4b8e809e07b1650e9692b41c67e3a0258fbbcd38:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-awc
 * [new ref]         4b8e809e07b1650e9692b41c67e3a0258fbbcd38 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4b8e809 Orphaned for 6+ weeks