$ git clone -n https://src.fedoraproject.org/rpms/oh-my-posh.git /var/lib/mock/f45-build-20920-574/root/chroot_tmpdir/scmroot/oh-my-posh
Cloning into '/var/lib/mock/f45-build-20920-574/root/chroot_tmpdir/scmroot/oh-my-posh'...
$ git fetch origin d858e6d73fbe73e1b976b1d02fce1f0bacb0cbfc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/oh-my-posh
 * [new ref]         d858e6d73fbe73e1b976b1d02fce1f0bacb0cbfc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d858e6d Update to 30.5.0 - Closes rhbz#2450368