$ git clone -n https://src.fedoraproject.org/rpms/rust-libdeflater.git /var/lib/mock/f45-build-42868-797/root/chroot_tmpdir/scmroot/rust-libdeflater
Cloning into '/var/lib/mock/f45-build-42868-797/root/chroot_tmpdir/scmroot/rust-libdeflater'...
$ git fetch origin b2943196b70851f87f0d0fcdeceebe98ee1b7169:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-libdeflater
 * [new ref]         b2943196b70851f87f0d0fcdeceebe98ee1b7169 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b294319 Update to version 1.26.0