$ git clone -n https://src.fedoraproject.org/rpms/rust-glob.git /var/lib/mock/f38-build-side-43-rust-devel-1413132-31443/root/chroot_tmpdir/scmroot/rust-glob
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1413132-31443/root/chroot_tmpdir/scmroot/rust-glob'...
$ git fetch origin 2b4d1c1a2d4c1e5ff43c63ba5de395a297658983:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-glob
 * [new ref]         2b4d1c1a2d4c1e5ff43c63ba5de395a297658983 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2b4d1c1 Update to version 0.3.1; Fixes RHBZ#2158828