$ git clone -n https://src.fedoraproject.org/rpms/rust-ashpd.git /var/lib/mock/f40-build-2543264-61890/root/chroot_tmpdir/scmroot/rust-ashpd
Cloning into '/var/lib/mock/f40-build-2543264-61890/root/chroot_tmpdir/scmroot/rust-ashpd'...
$ git fetch origin 2c6fa492ed4fe92da046df7d11c58e3e3141c691:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-ashpd
 * [new ref]         2c6fa492ed4fe92da046df7d11c58e3e3141c691 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2c6fa49 Update to version 0.6.7