$ git clone -n https://src.fedoraproject.org/rpms/rust-link-section.git /var/lib/mock/f45-build-43024-799/root/chroot_tmpdir/scmroot/rust-link-section
Cloning into '/var/lib/mock/f45-build-43024-799/root/chroot_tmpdir/scmroot/rust-link-section'...
$ git fetch origin 914a381a449adb175c67b18f46675ee270d43a8f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-link-section
 * [new ref]         914a381a449adb175c67b18f46675ee270d43a8f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 914a381 Update to version 0.19.3