$ git clone -n https://src.fedoraproject.org/rpms/rust-input-linux-sys.git /var/lib/mock/f38-build-side-42-init-devel-1396308-31050/root/chroot_tmpdir/scmroot/rust-input-linux-sys
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1396308-31050/root/chroot_tmpdir/scmroot/rust-input-linux-sys'...
$ git fetch origin e2d0d7e9faec96c04e9b10f534dfc054d679922f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-input-linux-sys
 * [new ref]         e2d0d7e9faec96c04e9b10f534dfc054d679922f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e2d0d7e Initial import; Fixes: RHBZ#2224811