$ git clone -n https://src.fedoraproject.org/rpms/ipcalc.git /var/lib/mock/f40-build-2210117-52176/root/chroot_tmpdir/scmroot/ipcalc
Cloning into '/var/lib/mock/f40-build-2210117-52176/root/chroot_tmpdir/scmroot/ipcalc'...
$ git fetch origin 9215ee6bd1243304c3978129cf422a17e24c0f6d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ipcalc
 * [new ref]         9215ee6bd1243304c3978129cf422a17e24c0f6d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9215ee6 Added packit config